Junior Full Stack Engineer – Core Banking & AI

Citibank (Switzerland) AG; Warszawa; Hybrid; PLN 90,000 - 120,000; Full time

Benefits offered by this job

Pension plan (Defined Contribution)

Private medical care for employees and

Life Insurance program

Employee Assistance Program

Parental Leave Program

Sport Card

Job summary

Citibank (Switzerland) AG in Warsaw, Poland is seeking a Junior Full Stack Developer to support core banking reporting, integration, and AI engineering. You will work on Python and Java applications, SAP BusinessObjects reporting, and AI-enabled automation while participating in system integrations and production support.

The role emphasizes hands-on development in Python/Java, BI reporting, and data workflows within an agile environment, with hybrid work arrangements and competitive benefits

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or related field.
• Hands-on Python and Java development experience.
• Experience with SAP BusinessObjects (Web Intelligence, Universe Design) or equivalent BI tools.
• Strong SQL querying and relational DB skills.
• Understanding RESTful APIs and web services.
• Exposure to AI/automation concepts is a plus.

Responsibilities

• Design, build, and maintain full-stack components, services, and RESTful APIs using Python and Java.
• Develop and schedule complex reports using SAP BusinessObjects and relational databases.
• Assist in AI-enabled automation and data processing workflows.
• Implement robust data exchange and system integration pipelines.
• Provide production support, incident analysis, and bug fixes.
• Write unit and integration tests and ensure code quality.
• Optimize SQL queries and data models for high-performance reporting.
• Collaborate in an Agile/Scrum environment and document architecture and runbooks.

Skills

Python

Java

SQL

REST APIs

HTML/CSS/JS

Git

CI/CD

Linux/Unix

Analytical thinking

Communication

Education

Bachelor's degree in Computer Science/Software Engineering/IT or related field

Tools

SAP BusinessObjects

Oracle/PostgreSQL/SQL Server

Spring Boot

Docker

Kubernetes

Git

CI/CD tools (Jenkins, GitLab CI)

Job description

Citibank (Switzerland) AG in Warsaw, Poland is seeking a Junior Full Stack Developer to support core banking reporting, integration, and AI engineering. You will work on Python and Java applications, SAP BusinessObjects reporting, and AI-enabled automation while participating in system integrations and production support.

The role emphasizes hands-on development in Python/Java, BI reporting, and data workflows within an agile environment, with hybrid work arrangements and competitive benefits